Home / 517,206,671.08-713,760,337.92-282,272,399.98

Finding the Fourth Proportional to 517,206,671.08, 713,760,337.92 and 282,272,399.98

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Solution

The fourth proportional to 517,206,671.08, 713,760,337.92 and 282,272,399.98 is: 389,544,170.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,206,671.08 : 713,760,337.92 = 282,272,399.98 : x
  2. Step 2: Convert to fraction form
    517,206,671.08/713,760,337.92 = 282,272,399.98/x
  3. Step 3: Cross multiply
    517,206,671.08x = 713,760,337.92 × 282,272,399.98
  4. Step 4: Simplify right side
    517,206,671.08x = 201,474,843,594,488,352
  5. Step 5: Solve for x
    x = 201,474,843,594,488,352/517,206,671.08
  6. Step 6: Final answer
    x = 389,544,170.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.